胼胝体 Traditional form: 胼胝體 Pinyin (reading): piánzhītǐ Definitions: (anatomy) corpus callosum Characters: 胼 - corn, callus 胝 - corn, callus 体 - body; group, class; form, style, system Traditional characters: 胼 - corn, callus 胝 - corn, callus 體 - body; group, class; form, style, system